costin 01/12/04 10:35:04 Added: jk/native2/common jk_requtil.c Log: Request utils - extract cookies, session id, etc. Moved from lb_worker and few other. Revision Changes Path 1.1 jakarta-tomcat-connectors/jk/native2/common/jk_requtil.c Index: jk_requtil.c =================================================================== /* ========================================================================= * * * * The Apache Software License, Version 1.1 * * * * Copyright (c) 1999-2001 The Apache Software Foundation. * * All rights reserved. * * * * ========================================================================= * * * * Redistribution and use in source and binary forms, with or without modi- * * fication, are permitted provided that the following conditions are met: * * * * 1. Redistributions of source code must retain the above copyright notice * * notice, this list of conditions and the following disclaimer. * * * * 2. Redistributions in binary form must reproduce the above copyright * * notice, this list of conditions and the following disclaimer in the * * documentation and/or other materials provided with the distribution. * * * * 3. The end-user documentation included with the redistribution, if any, * * must include the following acknowlegement: * * * * "This product includes software developed by the Apache Software * * Foundation <http://www.apache.org/>." * * * * Alternately, this acknowlegement may appear in the software itself, if * * and wherever such third-party acknowlegements normally appear. * * * * 4. The names "The Jakarta Project", "Jk", and "Apache Software * * Foundation" must not be used to endorse or promote products derived * * from this software without prior written permission. For written * * permission, please contact <[EMAIL PROTECTED]>. * * * * 5. Products derived from this software may not be called "Apache" nor may * * "Apache" appear in their names without prior written permission of the * * Apache Software Foundation. * * * * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES * * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY * * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL * * THE APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY * * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN * * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * * POSSIBILITY OF SUCH DAMAGE. * * * * ========================================================================= * * * * This software consists of voluntary contributions made by many indivi- * * duals on behalf of the Apache Software Foundation. For more information * * on the Apache Software Foundation, please see <http://www.apache.org/>. * * * * ========================================================================= */ /** * Utils for processing various request components * * Author: Gal Shachor <[EMAIL PROTECTED]> * * Author: Henri Gomez <[EMAIL PROTECTED]> * */ #include "jk_global.h" #include "jk_channel.h" #include "jk_env.h" #include "jk_requtil.h" const char *response_trans_headers[] = { "Content-Type", "Content-Language", "Content-Length", "Date", "Last-Modified", "Location", "Set-Cookie", "Set-Cookie2", "Servlet-Engine", "Status", "WWW-Authenticate" }; /** Get header value using a lookup table. * * * long_res_header_for_sc */ const char *jk_requtil_getHeaderById(int sc) { const char *rc = NULL; if(sc <= SC_RES_HEADERS_NUM && sc > 0) { rc = response_trans_headers[sc - 1]; } return rc; } /** * Get method id. * * sc_for_req_method */ int jk_requtil_getMethodId(const char *method, unsigned char *sc) { int rc = JK_TRUE; if(0 == strcmp(method, "GET")) { *sc = SC_M_GET; } else if(0 == strcmp(method, "POST")) { *sc = SC_M_POST; } else if(0 == strcmp(method, "HEAD")) { *sc = SC_M_HEAD; } else if(0 == strcmp(method, "PUT")) { *sc = SC_M_PUT; } else if(0 == strcmp(method, "DELETE")) { *sc = SC_M_DELETE; } else if(0 == strcmp(method, "OPTIONS")) { *sc = SC_M_OPTIONS; } else if(0 == strcmp(method, "TRACE")) { *sc = SC_M_TRACE; } else if(0 == strcmp(method, "PROPFIND")) { *sc = SC_M_PROPFIND; } else if(0 == strcmp(method, "PROPPATCH")) { *sc = SC_M_PROPPATCH; } else if(0 == strcmp(method, "MKCOL")) { *sc = SC_M_MKCOL; } else if(0 == strcmp(method, "COPY")) { *sc = SC_M_COPY; } else if(0 == strcmp(method, "MOVE")) { *sc = SC_M_MOVE; } else if(0 == strcmp(method, "LOCK")) { *sc = SC_M_LOCK; } else if(0 == strcmp(method, "UNLOCK")) { *sc = SC_M_UNLOCK; } else if(0 == strcmp(method, "ACL")) { *sc = SC_M_ACL; } else if(0 == strcmp(method, "REPORT")) { *sc = SC_M_REPORT; } else if(0 == strcmp(method, "VERSION-CONTROL")) { *sc = SC_M_VERSION_CONTROL; } else if(0 == strcmp(method, "CHECKIN")) { *sc = SC_M_CHECKIN; } else if(0 == strcmp(method, "CHECKOUT")) { *sc = SC_M_CHECKOUT; } else if(0 == strcmp(method, "UNCHECKOUT")) { *sc = SC_M_UNCHECKOUT; } else if(0 == strcmp(method, "SEARCH")) { *sc = SC_M_SEARCH; } else { rc = JK_FALSE; } return rc; } /** * Get header id. * * sc_for_req_header */ int jk_requtil_getHeaderId(const char *header_name, unsigned short *sc) { switch(header_name[0]) { case 'a': if('c' ==header_name[1] && 'c' ==header_name[2] && 'e' ==header_name[3] && 'p' ==header_name[4] && 't' ==header_name[5]) { if ('-' == header_name[6]) { if(!strcmp(header_name + 7, "charset")) { *sc = SC_ACCEPT_CHARSET; } else if(!strcmp(header_name + 7, "encoding")) { *sc = SC_ACCEPT_ENCODING; } else if(!strcmp(header_name + 7, "language")) { *sc = SC_ACCEPT_LANGUAGE; } else { return JK_FALSE; } } else if ('\0' == header_name[6]) { *sc = SC_ACCEPT; } else { return JK_FALSE; } } else if (!strcmp(header_name, "authorization")) { *sc = SC_AUTHORIZATION; } else { return JK_FALSE; } break; case 'c': if(!strcmp(header_name, "cookie")) { *sc = SC_COOKIE; } else if(!strcmp(header_name, "connection")) { *sc = SC_CONNECTION; } else if(!strcmp(header_name, "content-type")) { *sc = SC_CONTENT_TYPE; } else if(!strcmp(header_name, "content-length")) { *sc = SC_CONTENT_LENGTH; } else if(!strcmp(header_name, "cookie2")) { *sc = SC_COOKIE2; } else { return JK_FALSE; } break; case 'h': if(!strcmp(header_name, "host")) { *sc = SC_HOST; } else { return JK_FALSE; } break; case 'p': if(!strcmp(header_name, "pragma")) { *sc = SC_PRAGMA; } else { return JK_FALSE; } break; case 'r': if(!strcmp(header_name, "referer")) { *sc = SC_REFERER; } else { return JK_FALSE; } break; case 'u': if(!strcmp(header_name, "user-agent")) { *sc = SC_USER_AGENT; } else { return JK_FALSE; } break; default: return JK_FALSE; } /* Never reached */ return JK_TRUE; } /** Retrieve the cookie with the given name */ char *jk_requtil_getCookieByName(jk_ws_service_t *s, const char *name) { unsigned i; for(i = 0 ; i < s->num_headers ; i++) { if(0 == strcasecmp(s->headers_names[i], "cookie")) { char *id_start; for(id_start = strstr(s->headers_values[i], name) ; id_start ; id_start = strstr(id_start + 1, name)) { if('=' == id_start[strlen(name)]) { /* * Session cookie was found, get it's value */ id_start += (1 + strlen(name)); if(strlen(id_start)) { char *id_end; id_start = jk_pool_strdup(s->pool, id_start); if(id_end = strchr(id_start, ';')) { *id_end = '\0'; } return id_start; } } } } } return NULL; } /* Retrieve the parameter with the given name */ char *jk_requtil_getPathParam(jk_ws_service_t *s, const char *name) { char *id_start = NULL; for(id_start = strstr(s->req_uri, name) ; id_start ; id_start = strstr(id_start + 1, name)) { if('=' == id_start[strlen(name)]) { /* * Session path-cookie was found, get it's value */ id_start += (1 + strlen(name)); if(strlen(id_start)) { char *id_end; id_start = jk_pool_strdup(s->pool, id_start); /* * The query string is not part of req_uri, however * to be on the safe side lets remove the trailing query * string if appended... */ if(id_end = strchr(id_start, '?')) { *id_end = '\0'; } return id_start; } } } return NULL; } /** Retrieve session id from the cookie or the parameter * (parameter first) */ char *jk_requtil_getSessionId(jk_ws_service_t *s) { char *val; val = jk_requtil_getPathParam(s, JK_PATH_SESSION_IDENTIFIER); if(!val) { val = jk_requtil_getCookieByName(s, JK_SESSION_IDENTIFIER); } return val; } /** Extract the 'route' from the session id. The route is * the id of the worker that generated the session and where all * further requests in that session will be sent. */ char *jk_requtil_getSessionRoute(jk_ws_service_t *s) { char *sessionid = jk_requtil_getSessionId(s); char *ch; if(!sessionid) { return NULL; } /* * Balance parameter is appended to the end */ ch = strrchr(sessionid, '.'); if(!ch) { return 0; } ch++; if(*ch == '\0') { return NULL; } return ch; } /** Initialize the request * * jk_init_ws_service */ void jk_requtil_initRequest(jk_ws_service_t *s) { s->ws_private = NULL; s->pool = NULL; s->method = NULL; s->protocol = NULL; s->req_uri = NULL; s->remote_addr = NULL; s->remote_host = NULL; s->remote_user = NULL; s->auth_type = NULL; s->query_string = NULL; s->server_name = NULL; s->server_port = 80; s->server_software = NULL; s->content_length = 0; s->is_chunked = 0; s->no_more_chunks = 0; s->content_read = 0; s->is_ssl = JK_FALSE; s->ssl_cert = NULL; s->ssl_cert_len = 0; s->ssl_cipher = NULL; s->ssl_session = NULL; s->headers_names = NULL; s->headers_values = NULL; s->num_headers = 0; s->attributes_names = NULL; s->attributes_values = NULL; s->num_attributes = 0; s->jvm_route = NULL; }
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